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SCIENTISTS DYED PETER LAKE BLUE
In the late 1960s, a killer terrorised California, claimed responsibility through cryptic letters & ciphers, then vanished into one of America’s biggest unsolved mysteriesThe Zodiac Killer remains an unidentified serial killer who targeted people in California's Bay Area. Between 1968 and 1969, he attacked se...
In 1905, Beatrix Potter bought Hill Top in the Lake District with book royalties; by 1943, she had left 4,000 acres and 15 farms to the National TrustBeatrix Potter strategically purchased Lake District lands using book profits and inheritance. She ensured farms remained working sheep far...
Michigan scientists in 2024 dyed a lake blue and added fertilizer to test if blocking sunlight could prevent algal blooms; rain washed away the dye and the water turned greenScientists dyed Peter Lake blue to test sunlight reduction for algal bloom prevention. Repeated rainfall washed out the dye, allowing algae...
The Himalayas look unchanged from below, but something is happening high in the mountains — Nepal’s disaster offers a frightening clueA recent disaster in Nepal highlights growing instability in the warming Himalayas. Massive rock and ice collapses unleash destructive floo...
A synthetic hormone was added to a remote Canadian lake in tiny amounts — then an entire fish population nearly collapsedA synthetic estrogen introduced into a Canadian lake caused a significant ecological shock. This chemical, present in tiny amounts, severel...
In 2015, scientists released fluorescent dye into Florida’s Silver River: Here’s what they discoveredA 2015 University of Florida experiment used five gallons of fluorescent dye to track water movement through a 5.1-mile section of Florida’...
This 590-mile Canadian train journey takes you through mountains, canyons and some of North America’s most spectacular sceneryThis 590-mile Canadian train journey takes travellers from Vancouver through dramatic canyons, forests and towering mountain landscapes bef...
In 2007, Florida's Pinellas County won EPA approval for a nutrient plan for Lake Seminole. 17 years later, chlorophyll a dropped from 124 to 36 µg/L, proving restoration workedLake Seminole restoration is showing something Florida communities rarely get to see: a troubled urban lake actually getting better. In Pin...
Lake 223 acid rain experiment: Scientists added sulfuric acid to an Ontario lake for 17 years. The water recovered, but the fish didn’tA 17-year acid rain experiment at Canada’s Lake 223 changed its water chemistry and disrupted its ecosystem. Although the lake’s acidity ha...
In 2008, Colorado's Curecanti National Recreation Area started screening watercraft for invasive mussels at Blue Mesa. 10 years later, the reservoir remained completely mussel-freeIn 2008, Colorado’s Curecanti National Recreation Area began screening boats and watercraft for invasive mussels at Blue Mesa Reservoir. Th...
Does the Nepal glacier collapse signal a new climate risk?Does the devastating flooding unleashed by the collapse of a section of glacier in the Nepalese Himalayas signal a new kind of risk in a wo...
In 2001, USDA researchers released salvinia weevils in Texas and Louisiana; by 2003, weed cover had fallen near release sites while untreated controls stayed chokedA tiny weevil has proven to be a powerful ally in the battle against giant salvinia, an invasive aquatic weed. Tested in Texas and Louisian...
Scientists cored Clear Lake, finding ancient pollen records in sediment that reveal how California forests changed with past climate shiftsThe sediment cores from Clear Lake present a captivating window into California's forest history over the last half-million years. Research...
Is India prepared for the next Glacial Lake Outburst Flood? Nepal catastrophe brings 200 high-risk lakes in focusNepal’s deadly glacial disaster has renewed scrutiny of India’s preparedness for Glacial Lake Outburst Floods, with around 200 high-risk gl...
In 2008, Minnesota listed Fish Lake as impaired for nutrients after severe algae blooms. 16 years later, the lake improved enough to be delisted after treatments and restorationThe 2008 impairment designation was an important step because it formally recognized that the lake was not meeting the desired water-qualit...
In 2004, community partners began tackling Kent Park Lake's nutrient and sediment pollution. 20 years later, the lake met water quality standards and was removed from Iowa's impaired-waters list in 2024Kent Park Lake restoration took 20 years to deliver a result Iowa officials could finally recognize. The lake once struggled with nutrient ...
Attributing disaster solely to climate change not enough: ScientistsThe Himalayan regions are increasingly vulnerable to extreme weather events, largely as a result of climate change. Melting glaciers and al...
Nepal floods Day 3: What we know and don't know about the tragedyNepal floods Day 3: A devastating flash flood swept through Nepal's Himalayan river valleys after a glacial collapse. Scientists are invest...
Billions of years ago, Mars shifted from rivers and lakes to dry dunes; NASA says Curiosity’s hematite crystals may help date that climate shift in rockRecent studies on hematite crystal sizes reveal insights into Mars' ancient climate shifts. The presence of these tiny crystals suggests th...
In 1986, a mysterious gas cloud escaped from Lake Nyos in Cameroon, silently killing people as they slept. An invisible cloud travelled 25 km, wiping out entire villages and killing more than 1,700 people overnightIn August 1986, Lake Nyos in Cameroon suddenly released a huge cloud of carbon dioxide that moved silently through nearby valleys while peo...